<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="utf-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Bootstrap</title>
  <link href="../lib/css/bootstrap.min.css" rel="stylesheet">

</head>
<body>
<div class="container">
  <h1>徽章</h1>
  <a href="#">meatball <span class="badge">100</span></a>
  <a href="#">meatball <span class="badge"></span></a>
  <button class="btn btn-success active">
    button
    <span class="badge">100</span>
  </button>
</div>
<script src="../lib/jquery.min.js"></script>
<script src="../lib/bootstrap.min.js"></script>
</body>
</html>